pop-before-smtp configuration with Postfix

pop-before-smtp configuration:-
At first install the following packages.

Step 1: apt-get install libtimedate-perl libnet-netmask-perl libberkeleydb-perl

Step 2:- apt-get install pop-before-smtp

Step 3:- vim /etc/pop-before-smtp/pop-before-smtp.conf

( unhash the following lines)

$logto = '/var/log/pop-before-smtp';
$dbfile = '/var/lib/pop-before-smtp/hosts';


and the 4 lines portion of the following

# For Dovecot POP3/IMAP when using syslog.
( unhash the following four  lines)

$pat = '^[LOGTIME] \S+ (?:dovecot: )?(?:imap|pop3)-login: ' .
   'Login: .*? (?:\[|rip=)[:f]*(\d+\.\d+\.\d+\.\d+)[],]';
$out_pat = '^[LOGTIME] \S+ (?:dovecot: )?(?:imap|pop3)-login: ' .
   'Disconnected.*? (?:\[|rip=)[:f]*(\d+\.\d+\.\d+\.\d+)[],]';


Now integrate with postfix.

vim /etc/postfix/main.cf

hash:/var/lib/pop-before-smtp/hosts (add this line with my networks)



restart pop-before-smtp
restart postfix

Checking log: tail –f /var/log/pop-before-smtp